leon panetta is standing by the top u.s. commander in afghanistan. panetta said people should not jump to conclusions about general john allen about sending possible inappropriate e-mail correspondence with a woman. that same woman is linked to the sex scandal with david petraeus. president obama will likely face questions about the scandal at his news conference today. nbc news will have live coverage at 1:30 p.m. eastern time. a house committee begins maergs today on the nationwide meningitis outbreak and how it may have been -- many people have been sickened by it. 32 deaths reported. in a background report this week, congressional investigators said the fda wanted to halt production at the pharmacy a decade ago. but deferred to state regulators. anti-virus software mogul john mcafee says he will not turn himself in to police in belize where he's named in the shooting death of a neighbor. too many people have died in police custody in that country. mcafee also says he had nothing do with the killing. >>> now looking at what's trendsing. our roundu